EP 2110802 A3 20120530 - LED light engine
Title (en)
LED light engine
Title (de)
LED-Lichtmotor
Title (fr)
Moteur à lumière DEL
Publication
Application
Priority
US 10596308 A 20080418
Abstract (en)
[origin: EP2110802A2] A light engine comprises a plurality of LEDs and a plurality of optical elements each cooperating with a respective LED. The optical elements broaden the off-axis angle from the respective LEDs to provide a more uniform illumination at a target plane.
IPC 8 full level
G09F 13/04 (2006.01); G09F 13/22 (2006.01)
CPC (source: CN EP US)
F21S 8/00 (2013.01 - CN); F21V 5/00 (2013.01 - CN); F21V 15/02 (2013.01 - CN); F21V 19/0015 (2013.01 - CN); F21V 23/002 (2013.01 - CN); G09F 13/04 (2013.01 - CN); G09F 13/0409 (2013.01 - EP US); G09F 13/22 (2013.01 - EP US); G09F 2013/147 (2013.01 - EP US); G09F 2013/222 (2013.01 - EP US)
Citation (search report)
- [A] WO 2007036185 A1 20070405 - OSRAM OPTO SEMICONDUCTORS GMBH [DE], et al
- [A] US 2005231950 A1 20051020 - CLEAVER MARK J [US], et al
- [A] US 2003071581 A1 20030417 - PANAGOTACOS GEORGE W [US], et al
- [AP] WO 2009039092 A1 20090326 - LUMINATION LLC [US], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA RS
DOCDB simple family (publication)
EP 2110802 A2 20091021; EP 2110802 A3 20120530; EP 2110802 B1 20130529; CN 101571251 A 20091104; CN 105222007 A 20160106; US 2009262531 A1 20091022; US 7832896 B2 20101116
DOCDB simple family (application)
EP 09251114 A 20090417; CN 200910134472 A 20090417; CN 201510560063 A 20090417; US 10596308 A 20080418